<!-- 属性分组 -->
<template>
  <el-row :gutter="20">
    <el-col :span="6">
      <!-- 树型菜单 -->
      <category @tree-node-click="treeNodeClick"></category>
    </el-col>
    <el-col :span="18">
      <!-- 属性分组列表 -->
      <div class="mod-config">
        <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
          <el-form-item>
            <el-input v-model="dataForm.key" placeholder="参数名" clearable></el-input>
          </el-form-item>
          <el-form-item>
            <el-button @click="getDataList()">查询</el-button>
            <el-button type="success" @click="getAllDataList()">查询全部</el-button>
            <el-button v-if="isAuth('product:attrgroup:save')" type="primary" @click="addOrUpdateHandle()"
              >新增</el-button
            >
            <el-button
              v-if="isAuth('product:attrgroup:delete')"
              type="danger"
              @click="deleteHandle()"
              :disabled="dataListSelections.length <= 0"
              >批量删除</el-button
            >
          </el-form-item>
        </el-form>
        <el-table
          :data="dataList"
          border
          v-loading="dataListLoading"
          @selection-change="selectionChangeHandle"
          style="width: 100%;"
        >
          <el-table-column type="selection" header-align="center" align="center" width="50"> </el-table-column>
          <el-table-column prop="attrGroupId" header-align="center" align="center" label="分组id"> </el-table-column>
          <el-table-column prop="attrGroupName" header-align="center" align="center" label="组名"> </el-table-column>
          <el-table-column prop="sort" header-align="center" align="center" label="排序"> </el-table-column>
          <el-table-column prop="descript" header-align="center" align="center" label="描述"> </el-table-column>
          <el-table-column prop="icon" header-align="center" align="center" label="组图标"> </el-table-column>
          <el-table-column prop="catelogId" header-align="center" align="center" label="所属分类id"> </el-table-column>
          <el-table-column fixed="right" header-align="center" align="center" width="150" label="操作">
            <template slot-scope="scope">
              <el-button type="text" size="small" @click="relationHandle(scope.row.attrGroupId)">关联</el-button>
              <el-button type="text" size="small" @click="addOrUpdateHandle(scope.row.attrGroupId)">修改</el-button>
              <el-button type="text" size="small" @click="deleteHandle(scope.row.attrGroupId)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <el-pagination
          @size-change="sizeChangeHandle"
          @current-change="currentChangeHandle"
          :current-page="pageIndex"
          :page-sizes="[10, 20, 50, 100]"
          :page-size="pageSize"
          :total="totalPage"
          layout="total, sizes, prev, pager, next, jumper"
        >
        </el-pagination>
        <!-- 弹窗, 新增 / 修改 -->
        <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>

        <!-- 修改关联关系 -->
        <relation-update v-if="relationVisible" ref="relationUpdate" @refreshData="getDataList"></relation-update>
      </div>
    </el-col>
  </el-row>
</template>

<script>
  /**
   * 父子组件传递数据
   *    父组件：引用组件的组件
   *    子组件：被导入的组件
   * 子组件个父组件传递数据，使用事件机制
   *    子组件给父组件发送一个事件，携带上数据
   *    this.$emit('事件名', param...)
   *    this.$emit('tree-node-click', data, node, component)
   * 父组件感知事件
   *    <category @tree-node-click="treeNodeClick"></category>
   *    methods: {
   *      // 感知树节点被点击
   *      treeNodeClick(data, node, component) {
   *        console.log('attrgroup 感知到节点被点击', data, node, component)
   *      }
   *    }
   */
  // 这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）
  // 例如：import 《组件名称》 from '《组件路径》';
  import Category from '../common/category'
  import AddOrUpdate from './attrgroup-add-or-update'
  import RelationUpdate from './attr-group-relation'

  export default {
  // import引入的组件需要注入到对象中才能使用
  components: { Category, AddOrUpdate, RelationUpdate },
  props: {},
  data() {
    return {
      catId: 0,
      dataForm: {
        key: ''
      },
      dataList: [],
      pageIndex: 1,
      pageSize: 10,
      totalPage: 0,
      dataListLoading: false,
      dataListSelections: [],
      addOrUpdateVisible: false,
      relationVisible: false
    }
  },
  // 如果页面有keep-alive缓存功能，这个函数会触发
  activated() {
    this.getDataList()
  },
  methods: {
    //处理分组与属性的关联
    relationHandle(groupId) {
      this.relationVisible = true;
      this.$nextTick(() => {
        this.$refs.relationUpdate.init(groupId)
      })
    },
    // 感知树节点被点击
    treeNodeClick(data, node, component) {
      console.log('attrgroup 感知到节点被点击', data, node, component);
      if (node.level == 3) {
        this.catId = data.catId;
        this.getDataList()
      }
    },
    getAllDataList() {
      this.catId = 0;
      this.getDataList()
    },
    // 获取数据列表
    getDataList() {
      this.dataListLoading = true;
      this.$http({
        url: this.$http.adornUrl(`/product/attrgroup/list/${this.catId}`),
        method: 'get',
        params: this.$http.adornParams({
          page: this.pageIndex,
          limit: this.pageSize,
          key: this.dataForm.key
        })
      }).then(({ data }) => {
        if (data && data.code === 0) {
          this.dataList = data.page.list;
          this.totalPage = data.page.totalCount
        } else {
          this.dataList = [];
          this.totalPage = 0
        }
        this.dataListLoading = false
      })
    },
    // 每页数
    sizeChangeHandle(val) {
      this.pageSize = val;
      this.pageIndex = 1;
      this.getDataList()
    },
    // 当前页
    currentChangeHandle(val) {
      this.pageIndex = val;
      this.getDataList()
    },
    // 多选
    selectionChangeHandle(val) {
      this.dataListSelections = val
    },
    // 新增 / 修改
    addOrUpdateHandle(id) {
      this.addOrUpdateVisible = true;
      this.$nextTick(() => {
        this.$refs.addOrUpdate.init(id)
      })
    },
    // 删除
    deleteHandle(id) {
      var ids = id
        ? [id]
        : this.dataListSelections.map(item => {
            return item.attrGroupId
          });
      this.$confirm(`确定对[id=${ids.join(',')}]进行[${id ? '删除' : '批量删除'}]操作?`, '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.$http({
          url: this.$http.adornUrl('/product/attrgroup/delete'),
          method: 'post',
          data: this.$http.adornData(ids, false)
        }).then(({ data }) => {
          if (data && data.code === 0) {
            this.$message({
              message: '操作成功',
              type: 'success',
              duration: 1500,
              onClose: () => {
                this.getDataList()
              }
            })
          } else {
            this.$message.error(data.msg)
          }
        })
      })
    }
  }
}
</script>

<style scoped>
/* @import url(); 引入公共css类 */
</style>
